Our windproof and thermal ear muffs are designed to keep you warm and comfortable in cold weather. The adjustable ensures a snug fit without putting pressure on your ears, making them for sleeping. These ear muffs are lined with plush material to provide maximum insulation and noise reduction, allowing you to enjoy a peaceful night's sleep. Features -Color:Grey -Material:Plush -Size:55.00X11.00X0.50cm/21.61X4.32X0.20in -Windproof and coldresistant: the design effectively prevents cold wind from penetrating, keeping your ears warm and cozy in harsh weather conditions -Adjustable : conveniently adjust the tightness of the earmuffs with the strap, making it suitable for people with different head sizes -Minimalist design: fashionable and versatile, these earmuffs cater to the style preferences of various consumers, ensuring they match any outfit -Nonpressure design: ergonomically designed to avoid putting pressure on your ears, providing a comfortable fit without causing discomfort -Comfortable sleep: made from soft materials that snugly fit your ears, allowing you to without any disturbances Package list: 1pcs sleep earmuffs